D/I MUX III User’s Manual
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RELEASE NOTE December 2005
UPGRADED –24VDC Power Supply for D/I Mux III
Coastcom has released part number 30314-902, -24Volt DC Power Supply to replace 30314-101.
30314-902 Power Supply –24 VDC Redundant
The 30314-902 is a DC-to-DC converter used to power D/I Mux equipment from an external -24 VDC
input supply. Generates +/-12 and +/-5 volt outputs as well as failure alarm signals. Also provides
primary (-24v) power fusing. Can be used in a redundant or load sharing configuration when two power
supplies are installed. When configured with FXS cards order modular Ring Generator 30333-121. Can
be used in an 8/12/24 slot chassis. Replaces 30314-101.
RELEASE NOTE August 2005
UPGRADED POWER SUPPLY UNITS FOR D/I Mux III
In August 2005, Coastcom released upgraded power supply units for the D/I Mux III. The
following two new units replace part numbers 30338-102, 30315-105A, 30338-103A, and 30308-
102A.
30338-902 Power Supply -48 VDC Redundant
The 30338-902 is a DC-to-DC converter used to power D/I Mux equipment from an external -48 VDC
input supply. Generates +/-12 and +/-5 volt outputs as well as failure alarm signals. Also provides
primary (-48v) power fusing. Can be used in a redundant or load sharing configuration when two power
supplies are installed. When configured with FXS cards order modular Ring Generator 30333-101. Can
be used in an 8/12/24 slot chassis. Replaces 30338-102.
30315-505 Power Supply 120 VAC
An AC/DC self-contained single-slot power supply that provides all of the voltages necessary to
operate a D/I Mux III - except ringing voltage. When configured with FXS feature cards, order
modular Ringing Generator 30333-101. Provides +/-12, +/-5, and –48 volts. Can be used in an
8/12/24 slot chassis. Replaces a 30308-102A and the combination option of 30315-105A with
30338-103A. Cannot be used in combination with any other power supply.
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